[PD] open-ended video mixing

B. Bogart ben at ekran.org
Tue Mar 28 18:18:26 CEST 2006


Hmmm, I'm not sure how I would approach that in Gem, seems like maybe
more of a PDP/gridflow thing...

.b.

Hans-Christoph Steiner wrote:
>
> alpha blended together, everything on the same screen.  It doesn't  even
> have to be alpha blended, tho that would be nice.  It could just  choose
> the first pixel that isn't black.
>
> .hc
>
> On Mar 23, 2006, at 10:25 AM, B. Bogart wrote:
>
>> Define "mix"?
>>
>> Do you mean alpha blended on top of one and other, or do you mean  placed
>> side by side? The more videos you get the smaller the videos become?
>>
>> .b.
>>
>> Hans-Christoph Steiner wrote:
>>
>>>
>>> I want to build a program which takes a flexible number of videos and
>>> mixes them all to one output.  Basically, I want to be able to start
>>> and stop playing any video at any time and have everything mixed into
>>> one screen.
>>>
>>> This is for a cafeteria that all of the walls and ceiling are covered
>>> in 50,000 LEDs.  Its not quite a video screen, since the pixels are
>>> 3"/8cm square, but it should allow for some crazy stuff (more info
>>> later, as the project progresses).  All of these LEDs are mapping  to  a
>>> video-in.  The idea is that someone could make a video for one   section
>>> of the cafeteria and it could be played at the same time as  someone
>>> else's video for a different section.  Think of trying to  curate a
>>> giant video frame by divvying out sections of the screen to  a
>>> open-ended number of people.
>>>
>>> (this doesn't have to happen in Pd, by the way, but it would be
>>> nice  if
>>> it did).
>>>
>>> .hc
>>>
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>
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